Portable Neck Fan, USB Rechargeable 360° Cooling Hands Free Bladeless, 4 Speeds 16H Battery, Wearable for Travel Office Outdoor

360° Surrounding Airflow for Full Cooling : Features A Unique Dual-Layer Air Outlet And Hole-Digging Design That Generates 360° Airflow Around Your Neck And Face. Improves Heat Dissipation By 80% — Perfect For Hot Days Outdoors Or In A Stuffy Office.